Legs.—A white hackle, dyed the same color as the wings.
No. 22. The Fern Fly.
The two most common varieties of this fly are known as the “Soldier” and the “Sailor.” The wing coverings of one are red, and of the other blue. They are both well taken by the trout until the end of July, on hot days.
Imitation.
Body.—Orange floss silk.
Wings.—The darkest part of a robin’s wing-feather.
Legs.—A red cock’s hackle.
Two or three fibres of some blue feather may be tied in with each wing, on the outside, or of red, to represent the wing-covers.
No. 23. The Alder Fly.
This fly comes from a water nympha. It lays its eggs upon the leaves of trees which overhang the water, whence they drop into it. It is in season during May and June.